| 球阀接口形式 |
碳钢球阀常用型号
(密封为POM、NBR) |
通径DN |
实际内径LW
L、T型孔 X型孔 |
|
英制直管螺纹ISO228
 |
| 3KH或4KH G1/8 04 1123 |
| 3KH或4KH G1/4 06 1123 |
| 3KH或4KH G3/8 10 1123 |
| 3KH或4KH G1/2 13 2123 |
| 3KH或4KH G3/4 20 2123 |
| 3KH或4KH G1 25 2123 |
| 3KH或4KH G11/4 25 2123 |
| 3KH或4KH G11/2 40 9123 |
|
|
| 5 |
5 |
| 6 |
5 |
| 9 |
7.5 |
| 12.5 |
11.5 |
| 19 |
18 |
| 24 |
22 |
| 24 |
22 |
| 36 |
33 |
|
| G 1/8〞 |
– |
100 |
13 |
27 |
| G 1/4〞 |
– |
100 |
13 |
27 |
| G 3/8〞 |
– |
115 |
13 |
30 |
| G 1/2〞 |
– |
135 |
15 |
36 |
| G 3/4〞 |
– |
148 |
17 |
41 |
| G1〞 |
– |
172 |
19 |
50 |
| G11/4〞 |
– |
180 |
20 |
50 |
| G11/2〞 |
– |
230 |
24 |
75 |
|
美制锥管螺纹NPT
 |
| 3KH或4KH 1/8NPT 04 1123 |
| 3KH或4KH 1/4NPT 06 1123 |
| 3KH或4KH 3/8NPT 10 1123 |
| 3KH或4KH 1/2NPT 13 2123 |
| 3KH或4KH 3/4NPT 20 2123 |
| 3KH或4KH 1 NPT 25 2123 |
| 3KH或4KH 11/4NPT 25 2123 |
| 3KH或4KH 11/2NPT 40 9123 |
|
|
| 5 |
5 |
| 6 |
5 |
| 9 |
7.5 |
| 12.5 |
11.5 |
| 19 |
18 |
| 24 |
22 |
| 24 |
22 |
| 36 |
33 |
|
| 1/8〞NPT |
– |
105 |
12 |
27 |
| 1/4〞NPT |
– |
105 |
17 |
27 |
| 3/8〞NPT |
– |
115 |
17 |
30 |
| 1/2〞NPT |
– |
140 |
22 |
36 |
| 3/4〞NPT |
– |
154 |
23 |
41 |
| 1〞 NPT |
– |
183 |
27 |
50 |
| 11/4〞NPT |
– |
190 |
28 |
50 |
| 11/2〞NPT |
– |
236 |
33 |
75 |
|
公制螺纹 24°锥面
DIN2353 轻系列 “L”
 |
| 3KH或4KH 06L 04 1123 |
| 3KH或4KH 08L 06 1123 |
| 3KH或4KH 10L 08 1123 |
| 3KH或4KH 12L 10 1123 |
| 3KH或4KH 15L 13 2123 |
| 3KH或4KH 18L 13 2123 |
| 3KH或4KH 22L 20 2123 |
| 3KH或4KH 28L 25 2123 |
| 3KH或4KH 35L 25 2123 |
| 3KH或4KH 42L 40 9123 |
|
| 4 |
| 6 |
| 8 |
| 10 |
| 13 |
| 13 |
| 20 |
| 25 |
| 25 |
| 40 |
|
| 5 |
5 |
| 6 |
5 |
| 9 |
7.5 |
| 9 |
7.5 |
| 12.5 |
11.5 |
| 12.5 |
11.5 |
| 19 |
18 |
| 24 |
22 |
| 24 |
22 |
| 36 |
33 |
|
| M12×1.5 |
6 |
105 |
7 |
27 |
| M14×1.5 |
8 |
105 |
7 |
27 |
| M16×1.5 |
10 |
114 |
8 |
30 |
| M18×1.5 |
12 |
114 |
8 |
30 |
| M22×1.5 |
15 |
136 |
9 |
36 |
| M26×1.5 |
18 |
136 |
9 |
36 |
| M30×2 |
22 |
152 |
11 |
41 |
| M36×2 |
28 |
170 |
11 |
50 |
| M45×2 |
35 |
174 |
13 |
50 |
| M52×2 |
42 |
246 |
13 |
75 |
|
公制螺纹 24°锥面
DIN2353 重系列 “S”
|
| 3KH或4KH 08S 04 1123 |
| 3KH或4KH 10S 06 1123 |
| 3KH或4KH 12S 08 1123 |
| 3KH或4KH 14S 10 1123 |
| 3KH或4KH 16S 13 2123 |
| 3KH或4KH 20S 13 2123 |
| 3KH或4KH 25S 20 2123 |
| 3KH或4KH 30S 25 2123 |
| 3KH或4KH 38S 25 2123 |
|
|
| 5 |
5 |
| 6 |
5 |
| 9 |
7.5 |
| 9 |
7.5 |
| 12.5 |
11.5 |
| 12.5 |
11.5 |
| 19 |
18 |
| 24 |
22 |
| 24 |
22 |
|
| M16×1.5 |
8 |
105 |
9 |
27 |
| M18×1.5 |
10 |
105 |
9 |
27 |
| M20×1.5 |
12 |
116 |
9 |
30 |
| M22×1.5 |
14 |
121 |
11 |
30 |
| M24×1.5 |
16 |
140 |
11 |
36 |
| M30×2 |
20 |
144 |
13 |
36 |
| M36×2 |
25 |
162 |
15 |
41 |
| M42×2 |
30 |
180 |
17 |
50 |
| M52×2 |
38 |
184 |
19 |
55 |
|